/* ============================================================
   VOICEBOT.ai — landing futurista
   ============================================================ */
:root {
    --bg: #05060f;
    --bg2: #0a0d1f;
    --cyan: #22e0ff;
    --violet: #7c5cff;
    --magenta: #ff4ecd;
    --text: #eef1ff;
    --muted: #9aa3c0;
    --glass: rgba(255, 255, 255, 0.045);
    --glass-border: rgba(255, 255, 255, 0.09);
    --radius: 20px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-weight: 300;
    overflow-x: hidden;
    line-height: 1.6;
}

::selection { background: var(--violet); color: #fff; }

h1, h2, h3, h4, .nav__logo, .price__amount, .calc__result strong {
    font-family: 'Space Grotesk', sans-serif;
}

/* ---------- Fondo ---------- */
#bg3d {
    position: fixed; inset: 0; width: 100%; height: 100%;
    z-index: 0; display: block;
}
.noise {
    position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: .5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.04'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}
#cursor-glow {
    position: fixed; width: 520px; height: 520px; border-radius: 50%;
    pointer-events: none; z-index: 1;
    background: radial-gradient(circle, rgba(124,92,255,.14), rgba(34,224,255,.05) 45%, transparent 70%);
    transform: translate(-50%, -50%);
    left: 50vw; top: 40vh;
    transition: opacity .4s;
}

nav, section, .marquee, footer { position: relative; z-index: 2; }

/* ---------- Utilidades ---------- */
.grad-text {
    background: linear-gradient(90deg, var(--cyan), var(--violet));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.grad-text-2 {
    background: linear-gradient(90deg, var(--magenta), var(--violet));
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.glass {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}
.tag {
    display: inline-block; font-size: 12px; letter-spacing: .22em; text-transform: uppercase;
    color: var(--cyan); border: 1px solid rgba(34,224,255,.3); border-radius: 30px;
    padding: 6px 16px; margin-bottom: 22px; font-weight: 500;
}

.btn {
    display: inline-block; padding: 15px 34px; border-radius: 40px;
    font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 15px;
    text-decoration: none; cursor: pointer; border: none;
    text-transform: uppercase; letter-spacing: .06em;
    transition: transform .25s, box-shadow .25s;
    will-change: transform;
}
.btn--primary {
    color: #fff; background: linear-gradient(120deg, var(--violet), var(--cyan));
    box-shadow: 0 8px 30px rgba(124,92,255,.35);
}
.btn--primary:hover { box-shadow: 0 12px 44px rgba(34,224,255,.45); }
.btn--ghost {
    color: var(--text); border: 1px solid var(--glass-border); background: var(--glass);
}
.btn--ghost:hover { border-color: rgba(34,224,255,.5); }
.btn--small { padding: 10px 22px; font-size: 13px; }
.btn--block { display: block; text-align: center; }

/* ---------- Nav ---------- */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 50;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 4vw;
    background: linear-gradient(180deg, rgba(5,6,15,.85), transparent);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.nav__logo { font-weight: 700; font-size: 18px; letter-spacing: .06em; display: flex; align-items: center; gap: 10px; }
.nav__logo-mark {
    width: 14px; height: 14px; display: inline-block;
    background: linear-gradient(135deg, var(--cyan), var(--violet));
    clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
    animation: spin 6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.nav__logo-dot { color: var(--cyan); }
.nav__links { display: flex; gap: 30px; }
.nav__links a {
    color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 400;
    transition: color .2s;
}
.nav__links a:hover { color: var(--cyan); }

/* ---------- Hero ---------- */
.hero {
    min-height: 100vh;
    display: flex; flex-direction: column; justify-content: center;
    padding: 120px 4vw 60px;
    max-width: 1300px; margin: 0 auto;
}
.hero__badge {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 13px; color: var(--muted); letter-spacing: .08em;
    border: 1px solid var(--glass-border); background: var(--glass);
    border-radius: 30px; padding: 8px 18px; width: fit-content; margin-bottom: 28px;
}
.pulse-dot {
    width: 8px; height: 8px; border-radius: 50%; background: var(--cyan);
    animation: pulse 1.8s infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34,224,255,.5); }
    50% { box-shadow: 0 0 0 8px rgba(34,224,255,0); }
}
.hero__title {
    font-size: clamp(44px, 7.5vw, 96px);
    line-height: 1.02; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 28px;
}
.hero__sub { max-width: 520px; color: var(--muted); font-size: 17px; margin-bottom: 40px; }
.hero__ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero__metrics { display: flex; gap: 50px; flex-wrap: wrap; }
.metric strong { font-size: 34px; font-family: 'Space Grotesk'; }
.metric span { color: var(--muted); font-size: 13px; margin-left: 6px; }
.hero__scroll {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--muted);
    display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.hero__scroll span {
    width: 1px; height: 44px; background: linear-gradient(var(--cyan), transparent);
    animation: drip 1.8s infinite;
}
@keyframes drip { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- Marquee ---------- */
.marquee {
    overflow: hidden; border-top: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border);
    padding: 18px 0; background: rgba(255,255,255,.02);
}
.marquee__track {
    display: flex; gap: 34px; width: max-content;
    font-family: 'Space Grotesk'; font-size: 14px; letter-spacing: .25em; color: var(--muted);
    animation: scrollX 28s linear infinite;
}
.marquee__track i { color: var(--violet); font-style: normal; }
@keyframes scrollX { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.section { max-width: 1300px; margin: 0 auto; padding: 120px 4vw 40px; }
.section__head { max-width: 640px; margin-bottom: 60px; }
.section__head h2 { font-size: clamp(34px, 4.5vw, 58px); line-height: 1.05; letter-spacing: -0.02em; margin-bottom: 20px; }
.section__head p { color: var(--muted); font-size: 16px; }

/* ---------- Funciones ---------- */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.feature { padding: 34px 30px; }
.feature__icon {
    width: 54px; height: 54px; display: flex; align-items: center; justify-content: center;
    font-size: 24px; color: var(--cyan); margin-bottom: 22px;
    background: linear-gradient(135deg, rgba(34,224,255,.14), rgba(124,92,255,.14));
    clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}
.feature h3 { font-size: 18px; margin-bottom: 10px; }
.feature p { color: var(--muted); font-size: 14px; }

/* ---------- Integración ---------- */
.integration { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; align-items: start; }
.codeblock { overflow: hidden; }
.codeblock__bar {
    display: flex; align-items: center; gap: 8px; padding: 14px 18px;
    border-bottom: 1px solid var(--glass-border);
}
.codeblock__bar span { width: 11px; height: 11px; border-radius: 50%; background: #2a2f4a; }
.codeblock__bar span:nth-child(1) { background: #ff5f57; }
.codeblock__bar span:nth-child(2) { background: #febc2e; }
.codeblock__bar span:nth-child(3) { background: #28c840; }
.codeblock__bar em { font-style: normal; color: var(--muted); font-size: 12px; margin-left: 10px; flex: 1; }
.codeblock__copy {
    background: rgba(34,224,255,.12); color: var(--cyan); border: 1px solid rgba(34,224,255,.3);
    border-radius: 8px; font-size: 12px; padding: 5px 14px; cursor: pointer; font-family: inherit;
}
.codeblock__copy:hover { background: rgba(34,224,255,.22); }
.codeblock pre { padding: 26px; overflow-x: auto; }
.codeblock code {
    font-family: 'JetBrains Mono', 'SF Mono', Consolas, monospace; font-size: 13.5px;
    color: #a5f3c0; line-height: 1.7;
}
.steps { list-style: none; display: flex; flex-direction: column; gap: 22px; }
.steps li { display: flex; gap: 18px; align-items: flex-start; }
.steps strong {
    font-family: 'Space Grotesk'; color: var(--violet); font-size: 15px;
    border: 1px solid rgba(124,92,255,.4); border-radius: 10px; padding: 8px 10px;
    background: rgba(124,92,255,.08);
}
.steps h4 { font-size: 16px; margin-bottom: 4px; }
.steps p { color: var(--muted); font-size: 14px; }
.steps code { color: var(--cyan); font-size: 13px; }

/* ---------- Precios ---------- */
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 400px)); gap: 28px; justify-content: center; }
.price { padding: 40px 36px; position: relative; }
.price--featured {
    border-color: rgba(124,92,255,.5);
    background: linear-gradient(160deg, rgba(124,92,255,.12), var(--glass));
    box-shadow: 0 20px 60px rgba(124,92,255,.18);
}
.price__flag {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: linear-gradient(90deg, var(--violet), var(--cyan)); color: #fff;
    font-size: 11px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
    border-radius: 20px; padding: 6px 18px; font-family: 'Space Grotesk';
}
.price h3 { font-size: 18px; margin-bottom: 14px; }
.price__amount { font-size: 20px; color: var(--muted); margin-bottom: 28px; }
.price__amount span { font-size: 56px; color: var(--text); font-weight: 700; letter-spacing: -0.03em; }
.price ul { list-style: none; margin-bottom: 34px; }
.price li { padding: 9px 0 9px 28px; position: relative; color: var(--muted); font-size: 14.5px; }
.price li b { color: var(--text); font-weight: 500; }
.price li::before {
    content: '◆'; position: absolute; left: 0; top: 9px; color: var(--cyan); font-size: 11px;
}
.pricing__note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 34px; }

/* ---------- CTA final ---------- */
.final { padding: 100px 4vw 120px; max-width: 1300px; margin: 0 auto; }
.final__inner {
    text-align: center; padding: 80px 30px;
    clip-path: polygon(4% 0, 96% 0, 100% 18%, 100% 82%, 96% 100%, 4% 100%, 0 82%, 0 18%);
    background: linear-gradient(150deg, rgba(124,92,255,.14), rgba(34,224,255,.07));
}
.final__inner h2 { font-size: clamp(36px, 5vw, 64px); margin-bottom: 16px; }
.final__inner p { color: var(--muted); margin-bottom: 34px; }

/* ---------- Footer ---------- */
.footer {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
    padding: 26px 4vw; border-top: 1px solid var(--glass-border);
    color: var(--muted); font-size: 13px;
}
.footer a { color: var(--cyan); text-decoration: none; }

/* ---------- Interacciones ---------- */
.tilt-card { transform-style: preserve-3d; transition: transform .18s ease-out, box-shadow .3s; will-change: transform; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .nav__links { display: none; }
    .integration { grid-template-columns: 1fr; }
    .hero__metrics { gap: 28px; }
    .section { padding-top: 80px; }
}
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .marquee__track { animation: none; }
}